/* Author: Antony M.N - IT Precision
   Copyright (c) 2026 Pegasus. All rights reserved. */
/* ============================================================
   GeoSentinel theme core: tokens, page frame, panels, forms, tables.
   Project additions live in gs.css.
   ============================================================ */

:root {
  --theme: #3cd2a5;
  --theme-rgb: 60, 210, 165;
  --bg-base: #1d2835;
  --bg-dark: #0d101b;
  --header-bg: rgba(29, 40, 53, 0.95);
  --body-color: rgba(255, 255, 255, 0.75);
  --muted: rgba(255, 255, 255, 0.5);
  --white: #ffffff;
  --border: rgba(255, 255, 255, 0.15);
  --border-soft: rgba(255, 255, 255, 0.3);
  --header-h: 52px;
  --sidebar-w: 270px;
  --font: "Chakra Petch", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  background: var(--bg-base) linear-gradient(rgba(50, 70, 80, 0.9) 0%, var(--bg-dark) 100%) no-repeat fixed;
}

body {
  font-family: var(--font);
  font-size: 14px;
  color: var(--body-color);
  min-height: 100vh;
  overflow: hidden;
}

svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

button { font-family: inherit; background: none; border: none; color: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ---------- Scrollbars ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.25); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.4); }

/* ============================================================
   HEADER
   ============================================================ */
.app-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  background: var(--header-bg);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
  z-index: 100;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
}

.menu-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0 6px;
}
.menu-toggle span {
  display: block;
  height: 2px;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 1px;
  transition: width 0.2s;
}
.menu-toggle span:nth-child(2) { width: 70%; }
.menu-toggle:hover span { width: 100% !important; }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: 8px;
}
.brand-logo {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: var(--theme);
  font-weight: 700;
  font-size: 15px;
  position: relative;
  /* corner brackets on the logo */
  background:
    linear-gradient(var(--border-soft), var(--border-soft)) left top / 8px 2px,
    linear-gradient(var(--border-soft), var(--border-soft)) left top / 2px 8px,
    linear-gradient(var(--border-soft), var(--border-soft)) right top / 8px 2px,
    linear-gradient(var(--border-soft), var(--border-soft)) right top / 2px 8px,
    linear-gradient(var(--border-soft), var(--border-soft)) left bottom / 8px 2px,
    linear-gradient(var(--border-soft), var(--border-soft)) left bottom / 2px 8px,
    linear-gradient(var(--border-soft), var(--border-soft)) right bottom / 8px 2px,
    linear-gradient(var(--border-soft), var(--border-soft)) right bottom / 2px 8px,
    rgba(255, 255, 255, 0.05);
  background-repeat: no-repeat;
}
.brand-text {
  color: var(--white);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 3px;
}
.brand-text b { font-weight: 700; }

.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-icon-btn {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  border-radius: 4px;
  transition: color 0.15s;
}
.header-icon-btn:hover { color: var(--theme); }
.badge-dot {
  position: absolute;
  top: 8px;
  right: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--theme);
  box-shadow: 0 0 6px var(--theme);
}

.header-user {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: 8px;
}
.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 600;
  color: var(--white);
  background: linear-gradient(135deg, #5a6b7d, #2c3a4a);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.user-email { color: var(--white); }

/* ============================================================
   SIDEBAR
   ============================================================ */
.app-sidebar {
  position: fixed;
  top: var(--header-h);
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  z-index: 90;
  transition: transform 0.25s;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
}

.nav-section {
  padding: 14px 24px 6px;
  font-size: 12px;
  color: var(--muted);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 7px 24px;
  color: var(--body-color);
  font-size: 14px;
  text-align: left;
  transition: color 0.15s;
}
.nav-item:hover { color: var(--white); }
.nav-item.active { color: var(--white); }
.nav-icon {
  width: 20px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.nav-item.active .nav-icon { color: var(--theme); }

.caret {
  margin-left: auto;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid rgba(255, 255, 255, 0.4);
  transition: transform 0.2s;
}
.nav-item.open .caret { transform: rotate(180deg); }

.nav-sub {
  display: none;
  flex-direction: column;
  padding: 2px 0;
}
.nav-sub.open { display: flex; }
.nav-sub-item {
  padding: 5px 24px 5px 56px;
  color: var(--body-color);
  font-size: 13.5px;
  transition: color 0.15s;
}
.nav-sub-item:hover { color: var(--white); }
.nav-sub-item.active { color: var(--white); font-weight: 600; }

.sidebar-footer { padding: 16px 24px; }
.btn-outline-theme {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 14px;
  color: var(--theme);
  border: 1px solid var(--theme);
  border-radius: 4px;
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}
.btn-outline-theme svg { width: 16px; height: 16px; }
.btn-outline-theme:hover { background: var(--theme); color: var(--bg-dark); }

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 85;
}

/* ============================================================
   CORNER-BRACKET FRAME
   ============================================================ */
.gs-frame {
  --bracket: var(--border-soft);
  --bracket-size: 20px;
  position: relative;
  background:
    linear-gradient(var(--bracket), var(--bracket)) left top / var(--bracket-size) 2px,
    linear-gradient(var(--bracket), var(--bracket)) left top / 2px var(--bracket-size),
    linear-gradient(var(--bracket), var(--bracket)) right top / var(--bracket-size) 2px,
    linear-gradient(var(--bracket), var(--bracket)) right top / 2px var(--bracket-size),
    linear-gradient(var(--bracket), var(--bracket)) left bottom / var(--bracket-size) 2px,
    linear-gradient(var(--bracket), var(--bracket)) left bottom / 2px var(--bracket-size),
    linear-gradient(var(--bracket), var(--bracket)) right bottom / var(--bracket-size) 2px,
    linear-gradient(var(--bracket), var(--bracket)) right bottom / 2px var(--bracket-size);
  background-repeat: no-repeat;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.app-content {
  position: fixed;
  top: var(--header-h);
  left: var(--sidebar-w);
  right: 0;
  bottom: 0;
  padding: 20px 26px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
  .app-sidebar {
    background: var(--header-bg);
    transform: translateX(-100%);
  }
  body.sidebar-open .app-sidebar { transform: translateX(0); }
  body.sidebar-open .sidebar-backdrop { display: block; }
  .app-content { left: 0; }
  .user-email { display: none; }
}

@media (max-width: 700px) {
  .app-content { padding: 12px; }
}

/* ============================================================
   SHARED PAGE COMPONENTS
   ============================================================ */
.app-content { overflow-y: auto; }

/* ---------- Page header / breadcrumb ---------- */
.page-header { margin-bottom: 20px; }
.breadcrumb {
  display: flex;
  gap: 8px;
  list-style: none;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--theme); }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; opacity: 0.5; }
.page-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--white);
}
.page-title small { font-size: 14px; font-weight: 400; color: var(--muted); margin-left: 8px; }

/* ---------- Panels / cards ---------- */
.panel {
  --bracket: rgba(255, 255, 255, 0.25);
  background-color: rgba(29, 40, 53, 0.5);
  margin-bottom: 20px;
}
.panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.panel-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.panel-header .panel-tools { margin-left: auto; display: flex; gap: 6px; color: var(--muted); }
.panel-body { padding: 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 14px;
  font-family: inherit;
  font-size: 14px;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: filter 0.15s, background 0.15s, color 0.15s;
}
.btn svg { width: 16px; height: 16px; }
.btn:hover { filter: brightness(1.1); }
.btn-theme { background: var(--theme); color: var(--bg-dark); font-weight: 600; }
.btn-outline { background: transparent; color: var(--body-color); border-color: var(--border-soft); }
.btn-outline:hover { color: var(--white); border-color: var(--white); }
.btn-danger { background: #e00000; color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12.5px; }
.btn-lg { padding: 12px 22px; font-size: 15px; }
/* .btn comes after the sidebar's .btn-outline-theme and would reset its border;
   restore the outline and drop the sidebar's full width. :where() keeps this at
   .btn specificity so page CSS (loaded later) can still override it. */
.btn:where(.btn-outline-theme) { width: auto; border-color: var(--theme); }

/* ---------- Forms ---------- */
.form-label { display: block; font-size: 13px; color: var(--body-color); margin-bottom: 6px; }
.form-control, .form-select, textarea.form-control {
  width: 100%;
  padding: 8px 12px;
  font-family: inherit;
  font-size: 14px;
  color: var(--white);
  background: rgba(13, 16, 27, 0.5);
  border: 1px solid var(--border-soft);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s;
}
.form-control:focus, .form-select:focus { border-color: var(--theme); }
.form-control::placeholder { color: var(--muted); }
.form-select option { background: var(--bg-base); }
.form-check { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.form-check input { accent-color: var(--theme); width: 15px; height: 15px; }

/* ---------- Tables ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.table th { color: var(--white); font-weight: 600; font-size: 13px; }
.table tbody tr:hover { background: rgba(255, 255, 255, 0.04); }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 3px 8px;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
}
.badge-theme { background: rgba(var(--theme-rgb), 0.2); color: var(--theme); }
.badge-warning { background: rgba(255, 155, 0, 0.2); color: #ff9b00; }
.badge-danger { background: rgba(224, 0, 0, 0.25); color: #ff6666; }
.badge-info { background: rgba(48, 190, 255, 0.2); color: #30beff; }

/* ---------- Grid helpers ---------- */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1200px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 900px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 700px) { .grid-4 { grid-template-columns: 1fr; } }

/* ---------- Text helpers ---------- */
.text-theme { color: var(--theme); }
.text-muted { color: var(--muted); }
.text-white { color: var(--white); }

/* ============================================================
   DECORATIVE BACKDROP (rendered by base.html; standalone pages
   carry their own copy). z-index -1 keeps it under every page.
   ============================================================ */
.gs-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.gs-bg-grid {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='75' height='75'%3E%3Cpath d='M0 37.5H75M37.5 0V75' stroke='%23ffffff' stroke-opacity='.045'/%3E%3Cpath d='M34 37.5H41M37.5 34V41' stroke='%23ffffff' stroke-opacity='.12'/%3E%3C/svg%3E");
  background-size: 75px 75px;
}
.gs-bg svg { position: absolute; width: auto; height: auto; }
.gs-bg-circuits { inset: 0; width: 100%; height: 100%; }
.gs-bg-globe {
  left: calc(50% + var(--sidebar-w) / 2);
  top: 53%;
  width: min(540px, 92vw);
  height: min(540px, 92vw);
  transform: translate(-50%, -50%);
  opacity: 0.45;
}
.gs-bg-circuits { opacity: 0.6; }
@media (max-width: 991px) { .gs-bg-globe { left: 50%; } }